LDR customizer just for june29

ldr29.user.js

// ==UserScript==
// @id             ldr29
// @name           ldr29
// @version        1.0
// @namespace      http://june29.jp/
// @author         june29
// @description    LDR customizer just for june29
// @include        http://reader.livedoor.com/reader*
// @run-at         document-end
// ==/UserScript==

window.addEventListener("load", function() {
  with (unsafeWindow) {
    Keybind.add("j", Control.go_next);
    Keybind.add("k", Control.go_prev);

    Keybind.add("p", function() {
      Control.pin();
      Control.go_next();
    })

    Keybind.add("o", function() {
      var item = get_active_item(true);

      if (!item) {
        var pins = unsafeWindow.pin.pins;

        for (var i = 0; i < pins.length; i++) {
          var pin = pins[i];

          setTimeout(function(url) {
            GM_openInTab(url, true);
          }, 0, pin.url);
        }

        unsafeWindow.pin.clear();

        return;
      }

      setTimeout(function() {
        GM_openInTab(item.link, true);
      }, 0);

      Control.go_next();
    })

    Keybind.remove("b");
    Keybind.remove("i");
  }
}, false);